Getting started 1
1
Getting started
On/off, cancel operations
To turn on Press
O
to turn on the calculator.
To cancel When the calculator is on, the
O
key cancels the
current operation.
To turn off PressSOFF to turn the calculator off.
To save power, the calculator turns itself off after several
minutes of inactivity. All stored and displayed information
is saved.
If you see the annunciator, then the calculator needs
fresh batteries.
The Home view Home is the calculator’s home view and is common to all
apps. If you want to perform calculations, or you want to
quit the current activity (such as an app, a program, or an
editor), press
H
. All mathematical functions are
available in the Home view. The name of the current app
is displayed in the title of the home view.
Protective cover The calculator is provided with a slide cover to protect the
display and keyboard. Remove the cover by grasping
both sides of it and pulling down.
You can reverse the slide cover and slide it onto the back
of the calculator. This will help you keep track of the cover
while you are using the calculator.
To prolong the life of the calculator, always place the
cover over the display and keyboard when you are not
using the calculator.